Service difficulty report · Unknown · Boeing 747422

Difficulty date
July 29, 2013
Submitted
July 31, 2013
Operation
Air carrier
Aircraft
N117UA
Make and model
Boeing 747422
Aircraft serial
28810
Aircraft time
58,860 hours, 7,013 cycles
Engine
Pwa PW4056
Part
Unknown
Condition
Malfunctioned
Location
Cargo Door
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ON TESTING AFT CARGO DOOR, AFTER LIFT ACTUATOR REPLACEMENT, HEARD AUDIBLE SQUEAL IN THE DOWN POSITION.